2RBA
Structure of Human Thymine DNA Glycosylase Bound to Abasic and Undamaged DNA
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | SSRL BEAMLINE BL9-1 |
Synchrotron site | SSRL |
Beamline | BL9-1 |
Temperature [K] | 105 |
Detector technology | CCD |
Collection date | 2007-02-23 |
Detector | ADSC QUANTUM 315 |
Wavelength(s) | 0.91837 |
Spacegroup name | P 65 |
Unit cell lengths | 162.133, 162.133, 56.142 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 50.000 - 2.790 |
R-factor | 0.23211 |
Rwork | 0.230 |
R-free | 0.27629 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1wyw SUMO removed |
RMSD bond length | 0.020 |
RMSD bond angle | 2.272 |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | PHASER |
Refinement software | REFMAC (5.3.0040) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 2.890 |
High resolution limit [Å] | 2.790 | 2.790 |
Rmerge | 0.083 | |
Number of reflections | 21137 | |
<I/σ(I)> | 25.5 | 1 |
Completeness [%] | 99.6 | 96.8 |
Redundancy | 10.4 | 7.9 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 295 | 8 mg/ml protein and 20% molar excess DNA duplex in 10mM Tris-HCL, 100 mM NaCl, 0.5mM DTT. Reservoir: 20% PEG 3350, 0.2M K/Na tartrate tetrahydrate, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 295K |
Crystallization Reagents
ID | crystal ID | solution ID | reagent name | concentration | details |
1 | 1 | 1 | Tris-HCL | ||
2 | 1 | 1 | NaCl | ||
3 | 1 | 1 | DTT | ||
4 | 1 | 2 | PEG 3350 | ||
5 | 1 | 2 | K/Na tartrate tetrahydrate |